1 /*************************************************************************/ 2 /* packet_peer_udp_winsock.h */ 3 /*************************************************************************/ 4 /* This file is part of: */ 5 /* GODOT ENGINE */ 6 /* https://godotengine.org */ 7 /*************************************************************************/ 8 /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ 9 /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ 10 /* */ 11 /* Permission is hereby granted, free of charge, to any person obtaining */ 12 /* a copy of this software and associated documentation files (the */ 13 /* "Software"), to deal in the Software without restriction, including */ 14 /* without limitation the rights to use, copy, modify, merge, publish, */ 15 /* distribute, sublicense, and/or sell copies of the Software, and to */ 16 /* permit persons to whom the Software is furnished to do so, subject to */ 17 /* the following conditions: */ 18 /* */ 19 /* The above copyright notice and this permission notice shall be */ 20 /* included in all copies or substantial portions of the Software. */ 21 /* */ 22 /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ 23 /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ 24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ 25 /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ 26 /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ 27 /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ 28 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 29 /*************************************************************************/ 30 #ifndef PACKET_PEER_UDP_WINSOCK_H 31 #define PACKET_PEER_UDP_WINSOCK_H 32 33 #include "io/packet_peer_udp.h" 34 #include "ring_buffer.h" 35 36 class PacketPeerUDPWinsock : public PacketPeerUDP { 37 38 enum { 39 PACKET_BUFFER_SIZE = 65536 40 }; 41 42 mutable RingBuffer<uint8_t> rb; 43 uint8_t recv_buffer[PACKET_BUFFER_SIZE]; 44 mutable uint8_t packet_buffer[PACKET_BUFFER_SIZE]; 45 mutable IP_Address packet_ip; 46 mutable int packet_port; 47 mutable int queue_count; 48 int sockfd; 49 bool sock_blocking; 50 IP::Type sock_type; 51 52 IP_Address peer_addr; 53 int peer_port; 54 55 _FORCE_INLINE_ int _get_socket(); 56 57 static PacketPeerUDP *_create(); 58 59 void _set_sock_blocking(bool p_blocking); 60 61 Error _poll(bool p_wait); 62 63 public: 64 virtual int get_available_packet_count() const; 65 virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) const; 66 virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size); 67 68 virtual int get_max_packet_size() const; 69 70 virtual Error listen(int p_port, IP_Address p_bind_address = IP_Address("*"), int p_recv_buffer_size = 65536); 71 virtual void close(); 72 virtual Error wait(); 73 virtual bool is_listening() const; 74 75 virtual IP_Address get_packet_address() const; 76 virtual int get_packet_port() const; 77 78 virtual void set_send_address(const IP_Address &p_address, int p_port); 79 80 static void make_default(); 81 PacketPeerUDPWinsock(); 82 ~PacketPeerUDPWinsock(); 83 }; 84 #endif // PACKET_PEER_UDP_WINSOCK_H 85